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    <center>Scilab Function</center>
    <div align="right">Last update : December 1994</div>
    <p>
      <b>erfc</b> -   The complementary error function.  </p>
    <h3>
      <font color="blue">Calling Sequence</font>
    </h3>
    <dl>
      <dd>
        <tt> y = erfc(x)  </tt>
      </dd>
    </dl>
    <h3>
      <font color="blue">Parameters</font>
    </h3>
    <ul>
      <li>
        <tt>
          <b>x</b>
        </tt>: real vector or matrix</li>
      <li>
        <tt>
          <b>y</b>
        </tt>: real vector or matrix (of same size than x)</li>
    </ul>
    <h3>
      <font color="blue">Description</font>
    </h3>
    <p>
      <tt>
        <b>erfc</b>
      </tt> computes the complementary error function:</p>
    <pre>

                   /+oo    2
            2      |     -t
     y = -------   |    e    dt
         sqrt(pi)  |
                   /x

     y = 1 - erf(x)
   
    </pre>
    <h3>
      <font color="blue">Examples</font>
    </h3>
    <pre>

erf([0.5,0.2])+erfc([0.5,0.2])
 
  </pre>
    <h3>
      <font color="blue">See Also</font>
    </h3>
    <p>
      <a href="erf.htm">
        <tt>
          <b>erf</b>
        </tt>
      </a>,&nbsp;&nbsp;<a href="erfcx.htm">
        <tt>
          <b>erfcx</b>
        </tt>
      </a>,&nbsp;&nbsp;<a href="calerf.htm">
        <tt>
          <b>calerf</b>
        </tt>
      </a>,&nbsp;&nbsp;</p>
    <h3>
      <font color="blue">Author</font>
    </h3>
    <p>W. J. Cody (code from Netlib (specfun))</p>
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